COSMOS 2251 DEB, 40228

Orbit data source: Space-Track

COSMOS 2251 DEB, 40228 is space debris in LEO originally from a launch on Wed, 16 Jun 1993 UTC launched from the Plesetsk Missile And Space Complex (PKMTR). The debris from Iridium 33, an American commercial communications satellite, has been tracked extensively since its accidental collision with the defunct Russian satellite Cosmos 2251 in 2009. This event, occurring at high speed in low Earth orbit (LEO), generated thousands of pieces of space debris, significantly increasing the risk of further collisions. The Iridium 33 debris cloud has impacted space traffic management and orbital debris mitigation strategies, making it a subject of ongoing study in space situational awareness.

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Identifier
40228, 1993-036BVH
Orbit
LEO
Last TLE update
1 day ago
Origin
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
1993-06-16 (32 years ago)
Launch vehicle
Unknown
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)

Expand to show TLE details & history

TLE from 1 day ago
0 COSMOS 2251 DEB
1 40228U 93036BVH 25185.37928332  .00000567  00000-0  18568-3 0  9994
2 40228  74.0524 198.7029 0025093 302.2826 121.0496 14.40582456565972
Epoch: 2025-07-04T09:06Z
TLE epoch observation values (Epoch: 2025-07-04T09:06:10.078Z)
Latitude
59.54349°
Longitude
168.4343°
Altitude
775.598 km
Speed
7.467 km/s
True Right ascension
15h 10m 26s
True Declination
59° 23' 36"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
16.79038°
Longitude
-47.86381°
Altitude
771.624 km
Speed
7.463 km/s
Apparent Right ascension
21h 54m 30s
Apparent Declination
-16° 59' 50"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
05:09:06
Azimuth
268.23° W
Elevation
-24.967°
Doppler factor
1
Orbital elements
Apogee altitude
772.089 km
Perigee altitude
736.295 km
Semi-major axis
7,132.329 km
Eccentricity
0.00251
Inclination
74.0524°
RAAN
198.7029°
Arg. of periapsis
302.2826°
True anomaly
Unknown
Mean anomaly
121.0496°
Eccentric anomaly
Unknown
Mean motion
3.60326 °/min
Orbital period
99.91 mins
BSTAR
0.00018568
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COSMOS 2251 DEB Visibility forecast

Observer location: undefined°, undefined°

Span
Click to sort rows by Start time (UTC) header in descending order
Start Az.
Max El. time (UTC)
Max El. Az.
Max El.
End time (UTC)
End Az.
7 mins2025-07-06 00:55:46.215Z146.891° SSE2025-07-06 00:59:46.215Z91.205° ESE21.778°2025-07-06 01:02:46.215Z51.446° ENE
7 mins2025-07-06 02:37:46.215Z236.678° WSW2025-07-06 02:40:46.215Z290.647° WNW31.969°2025-07-06 02:44:46.215Z358.354° N
8 mins2025-07-06 11:22:46.215Z4.288° NNE2025-07-06 11:25:46.215Z52.995° ENE32.289°2025-07-06 11:30:46.215Z133.205° SE
7 mins2025-07-06 13:04:46.215Z304.23° NW2025-07-06 13:07:46.215Z261.244° W21.87°2025-07-06 13:11:46.215Z210.581° SW
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